degrees more difficult - most difficult
adjective: needing great effort or skill to accomplish; not easy to do or understand
The calculus problem was so difficult that the whole class had to work together to solve it.
adjective: requiring a lot of mental or physical exertion; demanding
Climbing the steep mountain trail proved to be difficult for the inexperienced hikers.
adjective: hard to endure or tolerate; causing discomfort or inconvenience
Living in extreme cold can be difficult for people who are not accustomed to the weather.
adjective: having a stubborn or uncooperative nature; not giving in easily
She was a difficult child, often refusing to follow instructions.
